Tag: "mobile" at biology news

Scientists Identify Retrovirus-Like Components In Corn Genome

... the maize genome consists primarily of a class of mobile DNA called retrotransposons. Though these segments...emselves throughout the genome. "We knew that this mobile DNA was present to some extent in all genomes, including humans, but we didn't realize it could make...

Florida Company Using ORNL Technology For Revolutionary Wheelchair

...ir work on a DOE project thatfocused on developing mobile robots to work in hazardous environments. Theinvention won an R&D 100 Award in 1993 as one of the year's mostsignificant technological innovations. "This is a prime example of how we can use knowledge gained in a specificarea for a particular pur...

National Studies Reveal Why Pet Owners Take Animals To Shelters And How Many Find New Homes; Statistics Point to Epidemic

.... FORT COLLINS-- America's mobile society is taking its toll on thenation's pets and often at the cost of the pets' lives, according to a pair ofnational studies coordinated by Colorado State University. The two studies, conducted by Colorado State veterinary epidemio...

Carnegie Mellon Researchers Develop Nation's First Robotic Tour Guide For The Dinosaur Hall At Pittsburgh's Carnegie Museum Of Natural History

...ity's RoboticsInstitute have created an autonomous mobile robot that will be a tour guide inthe world famous Dinosaur Hall at Pittsburgh's Carnegie Museum of NaturalHistory. It represents the first time a robot will be deployed on the floor of aU.S. museum to interact with visitors as a permanent p...

Blindness Linked To The Cytoskeleton?

...rn turned out to be caused by an insertion of a mobile DNA element, called LINE1 (Long Interspersed Nuclear Element). These genome ‘free-riders’ have the capacity to copy themselves occasionally from one location to another. During evolution, they have colonized the human DNA in a c...

Gritty Research Leads Scientists To Metal-Loving Discovery

...eaving and resolubilizing into a more toxic and/or mobile form. "The SAMMS material has demonstrated the highest metal-loading capacity reported byanyone so far," Liu said. "Part of the reason is we have found an effective way to createa seating chart, so to speak, for the molecules, and have established a ...

New Device Brightens Recycling Efforts

...be, which looks like a hair dryer, connected to a mobile console. The probe illuminates a solid object with a laser and collects the light scattered from the sample, much like a bar-code scanner. "The device uses the principle of Raman spectroscopy to read the information encoded in the molecular ...

UD Education News: HHMI Award Supports Undergraduate Discovery

...with other UD faculty to develop the Virtual Van-a mobile classroom withlaboratory facilities. Teenagers will be introduced to basic principles of human heredity anddevelopment by learning about DNA fingerprinting. First, they will watch a videoillustrating techniques. "Students will then investigate a fict...

Common Cannibals, A New Study Examines The Role That Intraspecific Predation Plays In Determining The Dynamics Of A Population

...within thisspecies is most likely to occur between mobile and immobile life stages; adultbeetles mainly consume eggs and pupae, while larvae consume eggs. When the beetles were separated according to life stage and a fixed proportionof the various stages were removed (temporarily) from the population, thei...

Chemists Discover New Processes In Fuel-Cleaning Catalysis

... from crude oil. "We were amazed to discover how mobile the nickel atoms were even well belowroom temperature," says Kushmerick, who had to cool his specimen down to just 4 (degrees) Kelvin above absolute zero and keep it sealed inside his microscope'svacuum chambers to keep the nickel atoms from skimming...

Flexible Membranes - Moving Through The Twilight Zone Between The Nano- And The Microworld

...r scales, thesemembranes are observed to be rather mobile and to have rough surfaces arisingfrom molecular protrusions, i.e., from the relative displacements of individualmolecules. On length scales, which are only somewhat larger than the membranethickness, however, the membranes are found to undergo smoot...

Genetic Stowaways May Contribute To Evolutionary Change: Adjacent Sequences Tag Along With Mobile DNA Elements, Study Shows

...ancers -- that may lie downstream from theseactive mobile DNA elements," says Haig H. Kazazian, MD, chairman...rker sequence that would only beactivated when the mobile L1 inserted itself into a working gene, a gene subjectto transcription. The results showed that a mi...

Tip Sheet: Papers Of Interest, 95th Annual Meeting, Association Of American Geographers

...IES: A newly-designed system of talking signs and mobile receivers has helped blindtravellers in Santa Barbara, California, to navigate unfamilar buildings andtransit stops, greatly increasing their spatial information, use of publictransit and independence. This research by Professor Reg Golledge and grad...

Engineered Bacteria Scavenge Heavy Metals

... the process,Wilson envisions bioremediation using mobile bioreactors working at sites withwater or soil contamination, or with factory-based bioreactors to treat effluentfrom industrial processes. The bacterial process would not be a cost-effective primary treatment for highconcentrations of mercury or ...

Biomedical engineers working to help kids with special needs

... said the "talking" vest enabled her son to bemore mobile in the classroom by not having to stay in a wheelchair that haspre-recorded messages all the time. "Because the vest is made of denim like any teenager would wear, Travisthinks it's really cool," she said. "These students have done someth...

Agronomists offer alternative approaches to gulf pollution

...hey areable to swim away to oxygenated water. Less mobile sea life, such as starfish,sea anemones and crustaceans, are unable to escape and die. <P. The zone is thought to exist because excess nitrogen flows down theMississippi River each summer. Nitrogen is an important plant nutrient, and withso ...

Congress briefs: International congress on ecosystem health

...ularly important for migratory birds andother very mobile species that need adequate breeding areas, migratory corridorsor stopovers and wintering habitats. In the case of the Colorado delta system,cross-border solutions must be developed with the support of Canada, the UnitedStates and Mexico. Session: ...

Humus/Mineral interaction

... The data also suggest that quinoline isrelatively mobile in subsurface soil environments. Chorover says the next step in the research program will focus on whathappens during quinoline's interactions with microorganisms. He notes thatpreliminary data suggests that "enrichment cultures" may be used...

Perchlorate found in fertilizers

...n the southwestern United States. The compound is mobile insurface water and groundwater, where it can persist for several decades, thestudy notes. There is no national standard for perchlorate in drinking water, but monitoringprograms are likely to expand as analytical methods are standardized. The study ...

NIEHS urges safety workers to prepare for Y2K false alarms and malfunctions

...ight include elevators,building alarms, radios and mobile phones, fire suppression systems, chemicalstorage tank relief valves, operating room equipment, decontamination equipment,and process control and environmental monitoring equipment. NIEHS said any companies, municipalities and counties that h...

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